CVE-2021-34298 : Security Advisory and Response
Learn about CVE-2021-34298, a critical vulnerability impacting Siemens JT2Go and Teamcenter Visualization software. Find out how this vulnerability allows attackers to execute malicious code & steps to mitigate the risk.
A vulnerability has been identified in JT2Go and Teamcenter Visualization where the BMP_Loader.dll library lacks proper validation of user-supplied data, potentially allowing an attacker to execute code within the current process.
Understanding CVE-2021-34298
This CVE identifies a critical vulnerability in Siemens' JT2Go and Teamcenter Visualization software.
What is CVE-2021-34298?
The vulnerability in JT2Go and Teamcenter Visualization (versions < V13.2) allows an attacker to exploit the BMP_Loader.dll library's lack of input validation to execute malicious code.
The Impact of CVE-2021-34298
If successfully exploited, an attacker could run arbitrary code within the context of the affected application, leading to potential system compromise and unauthorized access.
Technical Details of CVE-2021-34298
This section outlines the specific technical aspects of the CVE.
Vulnerability Description
The BMP_Loader.dll library in JT2Go and Teamcenter Visualization fails to properly validate user-supplied data before executing operations on objects when processing BMP files, enabling a Use After Free vulnerability (CWE-416).
Affected Systems and Versions
All versions of JT2Go and Teamcenter Visualization prior to V13.2 are impacted by this vulnerability.
Exploitation Mechanism
By crafting a specially designed BMP file, an attacker can trigger the vulnerability, leading to potential code execution within the application's context.
Mitigation and Prevention
To protect systems from CVE-2021-34298, immediate actions and long-term security measures should be implemented.
Immediate Steps to Take
Ensure all affected systems are updated to versions V13.2 or higher to mitigate the vulnerability's exploitation.
Long-Term Security Practices
Implement secure coding practices, ongoing vulnerability assessments, and threat monitoring to enhance overall system security.
Patching and Updates
Regularly apply security patches and updates provided by Siemens to address known vulnerabilities and enhance system resilience.